public B withTearDown(Runnable tearDown) {
    this.tearDown = tearDown;
    return self();
  }

  public Runnable getTearDown() {
    return tearDown;
  }

  // Features

  private final Set<Feature<?>> features = new LinkedHashSet<>();

  /**
   * Configures this builder to produce tests appropriate for the given features. This method may be
   * called more than once to add features in multiple groups.

        });
    }

    private static class DeduplicatePackageInfoFiles implements Spec<File> {

        private final Pattern pattern = Pattern.compile("package\\s*([^;\\s]+)\\s*;");

        private final Set<String> packagesSeenBefore = new HashSet<>();
        private final Set<File> canonicalPackageInfos = new HashSet<>();

        @Override
        public boolean isSatisfiedBy(File file) {
            try {

    private void assertFoundDeadJavadocLinks(File file, String... paths) {
        assertFoundDeadLinks(paths.collect { DeadLink.forJavadoc(file, it) })
    }

    private static final class DeadLink {
        private final File file
        private final String message

        DeadLink(File file, String message) {
            this.file = file
            this.message = message
        }

    private static final int MAX_LOG_PREFIX_SIZE = 8; // "[ERROR] "
    private static final int PROJECT_STATUS_SUFFIX_SIZE = 20; // "SUCCESS [  0.000 s]"
    private static final int MIN_TERMINAL_WIDTH = 60;
    private static final int DEFAULT_TERMINAL_WIDTH = 80;
    private static final int MAX_TERMINAL_WIDTH = 130;
    private static final int MAX_PADDED_BUILD_TIME_DURATION_LENGTH = 9;

    private static final Pattern END_ELEMENT = Pattern.compile("(/>)|>");
    private static final Pattern HTML_ENCODED_CHAR = Pattern.compile("&#\\d+;");
    private static final Pattern HTML_ENTITY = Pattern.compile("&.+?;");
    private static final Pattern TAG = Pattern.compile("(?s)\\{@.+?\\}");
    private static final Pattern END_TAG_NAME = Pattern.compile("(?s)\\s|}");
    private static final Pattern WHITESPACE_WITH_EOL = Pattern.compile("(?s)\\s+");

  private static class NoDelegateToEquals implements Equals {

    private static final Function<Equals, Equals> WRAPPER =
        new Function<Equals, Equals>() {
          @Override
          public NoDelegateToEquals apply(Equals delegate) {
            return new NoDelegateToEquals(delegate);
          }
        };

    private final Equals delegate;

    NoDelegateToEquals(Equals delegate) {

  static final RuntimeException RUNTIME_EXCEPTION = new RuntimeException();
  static final OtherThrowable OTHER_THROWABLE = new OtherThrowable();
  static final Future<String> FAILED_FUTURE_OTHER_THROWABLE =
      immediateFailedFuture(OTHER_THROWABLE);
  static final Error ERROR = new Error("mymessage");
  static final Future<String> FAILED_FUTURE_ERROR = immediateFailedFuture(ERROR);

/**
 * Represents a method or constructor parameter.
 *
 * @author Ben Yu
 * @since 14.0
 */
public final class Parameter implements AnnotatedElement {

  private final Invokable<?, ?> declaration;
  private final int position;
  private final TypeToken<?> type;
  private final ImmutableList<Annotation> annotations;

  /**

 *
 * @author Kevin Bourrillion
 * @author Dimitris Andreou
 */
@Immutable
final class MessageDigestHashFunction extends AbstractHashFunction implements Serializable {

  @SuppressWarnings("Immutable") // cloned before each use
  private final MessageDigest prototype;

  private final int bytes;
  private final boolean supportsClone;
  private final String toString;

  MessageDigestHashFunction(String algorithmName, String toString) {

   *
   * <p>Uses reflection to gracefully fall back to when certain implementations aren't available.
   */
  private static final class GetCheckedTypeValidatorHolder {
    static final String CLASS_VALUE_VALIDATOR_NAME =
        GetCheckedTypeValidatorHolder.class.getName() + "$ClassValueValidator";

    static final GetCheckedTypeValidator BEST_VALIDATOR = getBestValidator();

    @J2ObjCIncompatible // ClassValue